His father was the musician Vincenzo Galilei.Galileo Galilei's mistress Marina Gamba (1570 – 21 August 1612?) bore him two daughters, (Maria Celeste (Virginia, 1600–1634) and Livia (1601–1659), both of whom became nuns), and a son, Vincenzo (1606–1649), a lutenist.. Empedocles of Acragas (c. 492-432 BC) Inventor of rhetoric and borderline charlatan. His arbitrary explanation of reality with 4 elements (Earth, Air, Fire and Water) and 2 forces (Love and Strife) dominated Western thought for over two millenia.. Type or paste a DOI name into the text box. Click Go. Your browser will take you to a Web page (URL) associated with that DOI name. Send questions or comments to doi.